IS 10459 : 1983 Specification for General Purpose Plug Valves

1 Scope

Specifies requirements for straightaway cast iron and carbonsteel plug valves for general purposes.

1.1 This standard covers valves of nominal sizes DN 10 to DN 600in classes 125, 150, 250, 300, 600 with flanged ends or withinternal screw threads in accordance with IS 554 for nominal sizes¹/₄ to 2.